package test;
import java.util.Random;

public class random {
    public static void main(String[] args) {
        Random r = new Random();

        for (int i = 0; i < 100; i++) {
            int number= r.nextInt(100);//0~99,注意这边输入的是100，bound是自己显示出来类似于注释
            System.out.println(number);
        }

    }
}
